Javascript Chrome扩展:popup.html在新选项卡中关闭并打开响应?
我在popup.html上有一个登录表单,它调用以下函数Javascript Chrome扩展:popup.html在新选项卡中关闭并打开响应?,javascript,ajax,google-chrome-extension,Javascript,Ajax,Google Chrome Extension,我在popup.html上有一个登录表单,它调用以下函数 chrome.extension.sendRequest({ req: "login", user: username, pass: pass, remember: remember }, function(response) { console.log("RESPONSE RECIEVED HOOORAH!"); });
chrome.extension.sendRequest({
req: "login",
user: username,
pass: pass,
remember: remember
}, function(response) {
console.log("RESPONSE RECIEVED HOOORAH!");
});
此函数依次转到mybackground.html中的以下switch语句
do_login(request.user, request.pass, request.remember, false, true, function(response){
if(response == true){
sendResponse("success");
}else{
sendResponse("badLogin");
}
})
以下是do\u login
的内容。在执行do login的过程中,my popup.html会在新选项卡中随机关闭并重新打开,代码在那里完成,我就登录了。为什么会这样
var xhr = new XMLHttpRequest();
xhr.open("GET",requrl,true);
xhr.setRequestHeader("Content-Type", "application/x-www-form-urlencoded;charset=utf-8");
xhr.onreadystatechange = function(do_login){
if(xhr.readyState == 4){
if(xhr.status == 200){
console.log(xhr.responseText);
try{
//Incase they were just logged in as another user.
createContextMenu();
//users info.
var resp = JSON.parse(xhr.responseText);
if(resp.default === void(0)){
logOut();
callback(null);
}
default = resp.default;
for(var i=0;i<resp.s.length;i++){
globalStaks[i] = resp.s[i];
}
st = global;
bud = resp.bud;
msg = resp.msg;
stakid = resp.default;
}catch(x){
// This situation is where you have incorrect password
console.log("something is wrong with logging in ")
clearLoginInfo();
console.log("Incorrect password");
}
if(resp.msg == "denied")
{
clearLoginInfo();
callback(false);
}
else
{
loggedIn = true;
user = username;
userid = resp.userid;
if(refresh){
refreshpage();
}
if(notificationdisplay){
notification.cancel();
}
if(remember)
{
clearLoginInfo();
storeLogin(username,pass);
}
localStorage.setItem("pass",pass);
md5 = pass;
callback(true);
}
}else {
callback(false);
}
}
}
xhr.send(null);
弹出窗口中的代码和数据是短暂的,因为一旦弹出窗口关闭,关联的代码就会随之关闭,因此从后台页面到弹出窗口的任何回调都将失败(没有任何回调) 您需要找到打开新页面的内容(不是所有代码都包含在问题中-createContentMenu做什么?)。桌面通知可能导致您失去焦点,从而可能关闭弹出窗口 还要确保在弹出窗口中捕获表单提交,然后通过XMLHttpRequest传递请求(或者使用嵌入的imframe来承载表单),因为弹出窗口中的表单提交并不像您想象的那样有效(您的页面不会在弹出窗口中更新)
Uncaught Error: Attempting to use a disconnected port object
chrome.Port.postMessagechrome/RendererExtensionBindings:147
chromeHidden.Port.dispatchOnConnect.connectEventchrome/RendererExtensionBindings:89
sendResponse.reply background.html:1266
xhr.onreadystatechange